Presentation 2011-05-26
Effect of Joint Modulation and Coding Scheme Selection on Turbo Soft Interference Canceller for MIMO-OFDM
Teppei Ebihara, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi,
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Abstract(in English) This paper presents the effect of joint modulation and coding scheme (MCS) selection for transmission streams on turbo soft interference canceller (SIC), which performs interference cancellation with soft replica and iterative minimum mean square error (MMSE)-based signal detection, for orthogonal frequency division multiplexing (OFDM)-multiple-input multiple-output (MIMO) multiplexing using adaptive modulation and coding (AMC). We show by computer simulations that the joint MCS selection using turbo SIC can improve the throughput compared to the stream-independent MCS selection in the average received signal-to-noise power ratio (SNR) region where 16QAM or 64QAM is frequently selected. It is also shown, however, that the loss in the throughput of independent MCS selection from joint MCS selection is suppressed to a low level by the application of appropriate MCS set, in which the same modulation schemes are arranged continuously in the increasing order of peak data rate, both for 2-by-2 and 4-by-4 MIMO multiplexing.
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Keyword(in English) Mobile communications / MIMO / turbo soft interference canceller / AMC
Paper # RCS2011-22
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Committee RCS
Conference Date 2011/5/19(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effect of Joint Modulation and Coding Scheme Selection on Turbo Soft Interference Canceller for MIMO-OFDM
Sub Title (in English)
Keyword(1) Mobile communications
Keyword(2) MIMO
Keyword(3) turbo soft interference canceller
Keyword(4) AMC
1st Author's Name Teppei Ebihara
1st Author's Affiliation Department of Information Network Engineering, Tokyo City University()
2nd Author's Name Teruo Kawamura
2nd Author's Affiliation Radio Access Network Development Department, NTT DOCOMO, INC.
3rd Author's Name Hidekazu Taoka
3rd Author's Affiliation DOCOMO Communications Laboratories Europe GmbH
4th Author's Name Mamoru Sawahashi
4th Author's Affiliation Department of Information Network Engineering, Tokyo City University
Date 2011-05-26
Paper # RCS2011-22
Volume (vol) vol.111
Number (no) 68
Page pp.pp.-
#Pages 6
Date of Issue